The Wotofo Viper RTA, made of 316 stainless steel, has a capacity of 3ml. Gold plated 510 pin thread is compatible with most models of mod. The 24mm diameter and 40mm height makes it just right. The dirp tip is made of PEI, which is a popular material that can prevent your lips from burning. Most important, the unique oil lock design can stop the oil from leaking. Just lock the oil slot when you don't use the atomizer and it is done.

Features

§Convenient top refill system, easy to operate and keep clean

§Oil lock design, just close the slot and there is no leaking any more

§Single coil with double two terminal on the deck, easy to rebuild your own coil

§Anti-condensation design on the top, flavor and great experience guaranteed

§PEEK Insulator made in Germany and the 510 thread is copper with gold plated for best electronic conductivity

§Bottom Airflow and air holes is under the coil for better flavor. Air rings is removeable for easy cleaning

§Whole top cap is Ultem as material. And beautiful metal thread inside the top cap